Compilare: user.cpp: In function ‘long long int get_int()’: user.cpp:84:19: warning: array subscript has type ‘char’ [-Wchar-subscripts] while(!digit[x]) ^ user.cpp:95:18: warning: array subscript has type ‘char’ [-Wchar-subscripts] while(digit[x]) ^ user.cpp: In function ‘treap* insert(treap*, int, int)’: user.cpp:207:10: warning: variable ‘ndr’ set but not used [-Wunused-but-set-variable] int nst,ndr; ^ user.cpp: In function ‘int ask(treap*, int)’: user.cpp:246:10: warning: variable ‘nrd’ set but not used [-Wunused-but-set-variable] int nst,nrd; ^ user.cpp: In function ‘treap* sterg(treap*, int)’: user.cpp:298:10: warning: variable ‘nrd’ set but not used [-Wunused-but-set-variable] int nst,nrd; ^ user.cpp: In function ‘void reverse(int, int)’: user.cpp:326:21: warning: variable ‘rad3’ set but not used [-Wunused-but-set-variable] treap *rad1,*rad2,*rad3; ^ user.cpp: In function ‘void delet(int, int)’: user.cpp:351:15: warning: variable ‘rad2’ set but not used [-Wunused-but-set-variable] treap *rad1,*rad2,*rad3; ^ user.cpp:351:21: warning: variable ‘rad3’ set but not used [-Wunused-but-set-variable] treap *rad1,*rad2,*rad3; ^ user.cpp: In function ‘int main()’: user.cpp:386:9: warning: variable ‘trash’ set but not used [-Wunused-but-set-variable] int trash,n; ^ user.cpp: In function ‘char get_char()’: user.cpp:71:29: warning: ignoring return value of ‘size_t fread(void*, size_t, size_t, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] fread(BUF,SBUF,1,in); ^